SFTP in batch mode
VivekSharma, Scott Klement offers some excellent info on SFTP. Check out http://www.scottklement.com. Also see a IBM Redpaper titled Securing Communications with OpenSSH on IBM i5/OS. With these 2 resources I was able to setup SFTP between our IBM i and a Unix system. There is a free software tool called Expect that Scott talks about [...]
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| February 18, 2011 7:20 PM
AS/400, AS/400 SFTP, RPG Batch Mode, SFTP
VivekSharma, Scott Klement offers some excellent info on SFTP. Check out http://www.scottklement.com. Also see a IBM Redpaper titled Securing Communications with OpenSSH on IBM i5/OS. With these 2 resources I was able to setup SFTP between our IBM i and a Unix system. There is a free software tool called Expect that Scott talks about [...]
View Answer
| February 18, 2011 7:20 PM
AS/400, AS/400 SFTP, RPG Batch Mode, SFTP
Executable has changed
Some antispyware software is running on your machine, and it is alerting you because an executable file has been changed, and it could mean that some kind of malware has infected your computer. If you did not deliberately install or update a program that uses the executable file mentioned in the alert, you might want [...]
View Answer
| February 18, 2011 3:18 PM
Antispyware, Antispyware software, Malware detection
Some antispyware software is running on your machine, and it is alerting you because an executable file has been changed, and it could mean that some kind of malware has infected your computer. If you did not deliberately install or update a program that uses the executable file mentioned in the alert, you might want [...]
View Answer
| February 18, 2011 3:18 PM
Antispyware, Antispyware software, Malware detection
What is wanancsp.dat ?
One kind of virus / malware. use MWAV (a free small anti virus tool) to scan ur computer and recognize it !
View Answer
| February 18, 2011 11:58 AM
Malware detection, Malware removal, Windows 7, Windows 7 security
One kind of virus / malware. use MWAV (a free small anti virus tool) to scan ur computer and recognize it !
View Answer
| February 18, 2011 11:58 AM
Malware detection, Malware removal, Windows 7, Windows 7 security
ACLs for Lab 6 Packet Tracer
Hi, i think one of the reason why your configuration doesnt work is just because of the Cisco Packet tracer limitation. I’ve experience the same but in my case, its ip-helper address. For some reason I don’t know why it doesn’t work but on actual application my configuration is 100% working. My suggestion is, you [...]
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| February 18, 2011 2:27 AM
ACL, Firewalls, Packet Tracer, Router configuration, Routers
Hi, i think one of the reason why your configuration doesnt work is just because of the Cisco Packet tracer limitation. I’ve experience the same but in my case, its ip-helper address. For some reason I don’t know why it doesn’t work but on actual application my configuration is 100% working. My suggestion is, you [...]
View Answer
| February 18, 2011 2:27 AM
ACL, Firewalls, Packet Tracer, Router configuration, Routers
How do you get the VLAN protocol to go up?
go to 2810 router tha go to fastethernet type no shut down exit go to sub interface fastethernet and type ip address x.x..x.x .x.x.x.x encapsulation dot1q x no shut ——————– Or, if you’re reffering to the VLAN interface (Interface VLAN 1, for example) try: Router(config)#Interface VLAN 1 Router(config-if)# no shut Router(config-if)# exit
View Answer
| February 18, 2011 2:18 AM
Cisco 2811, Cisco Routers, Routers, VLAN, VLAN Trunking Protocol
go to 2810 router tha go to fastethernet type no shut down exit go to sub interface fastethernet and type ip address x.x..x.x .x.x.x.x encapsulation dot1q x no shut ——————– Or, if you’re reffering to the VLAN interface (Interface VLAN 1, for example) try: Router(config)#Interface VLAN 1 Router(config-if)# no shut Router(config-if)# exit
View Answer
| February 18, 2011 2:18 AM
Cisco 2811, Cisco Routers, Routers, VLAN, VLAN Trunking Protocol
Open IT Forum: What’s high on your priority list for 2011?
Our software was developed over the last 15 years. Durring that time there has been a constant turnover in staff and seldom was there anyone with much prior experience. As a result, we have a lot of spaghetti code and it is overflowing with hard coding. Our goal this year is to rewrite our main [...]
View Answer
| February 16, 2011 9:24 PM
AS/400, Channel, CIO, Cloud Security, CRM, Database, DataCenter, Development, Exchange, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Open IT Forum, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP, Windows Server
Our software was developed over the last 15 years. Durring that time there has been a constant turnover in staff and seldom was there anyone with much prior experience. As a result, we have a lot of spaghetti code and it is overflowing with hard coding. Our goal this year is to rewrite our main [...]
View Answer
| February 16, 2011 9:24 PM
AS/400, Channel, CIO, Cloud Security, CRM, Database, DataCenter, Development, Exchange, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Open IT Forum, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP, Windows Server
Juniper Netscreen 25 & Cisco 2900 Vlan Trunk
Ok, lets start from the beginning, as it seems the most of the work is already done. Using the configuration you provided, can you ping the other end of the same subnet in the opposite equipment? E.g.: (before trying anything, please confirm that all (sub)interfaces are UP) On the switch, subnet 1 IF, ping the [...]
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| February 16, 2011 7:23 PM
Juniper, Juniper Cisco trunk, Juniper Cisco Vlan, Juniper NetScreen-25, VLAN
Ok, lets start from the beginning, as it seems the most of the work is already done. Using the configuration you provided, can you ping the other end of the same subnet in the opposite equipment? E.g.: (before trying anything, please confirm that all (sub)interfaces are UP) On the switch, subnet 1 IF, ping the [...]
View Answer
| February 16, 2011 7:23 PM
Juniper, Juniper Cisco trunk, Juniper Cisco Vlan, Juniper NetScreen-25, VLAN
What’s the suitable protection level for internet-connected desktop?
I would include an antivirus (which nowadays usually includes an anti-spyware and sometimes an intrusion prevention component), an additional anti-spyware, a software firewall, and a well patched OS. ————– Agreed: Currnet OS updates, Anti-malware programs and good usage habits are a must. Depending on the network devices you’re sitting behind, most defaults in Windows, for [...]
View Answer
| February 16, 2011 3:49 PM
antispam, Antispyware, Antispyware software, Antivirus, Open IT Forum, Security, Security management, Security software
I would include an antivirus (which nowadays usually includes an anti-spyware and sometimes an intrusion prevention component), an additional anti-spyware, a software firewall, and a well patched OS. ————– Agreed: Currnet OS updates, Anti-malware programs and good usage habits are a must. Depending on the network devices you’re sitting behind, most defaults in Windows, for [...]
View Answer
| February 16, 2011 3:49 PM
antispam, Antispyware, Antispyware software, Antivirus, Open IT Forum, Security, Security management, Security software
CCNA and Masters degree
I recommended do post graduate or masters’ degree on computer i.e. MCA…. and if possible do CCNA side by side or after completing MCA ————————— Before going for your CCNA security, go for your CCNA. The CCNA is 1) a pre-requisite to getting the CCNA-Sec and 2) Lays the foundation of networking needed to successfully [...]
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| February 16, 2011 2:55 PM
CCNA, CCNA Certification, CCNA Security, MCSA, MCSA Certification, Security certifications
I recommended do post graduate or masters’ degree on computer i.e. MCA…. and if possible do CCNA side by side or after completing MCA ————————— Before going for your CCNA security, go for your CCNA. The CCNA is 1) a pre-requisite to getting the CCNA-Sec and 2) Lays the foundation of networking needed to successfully [...]
View Answer
| February 16, 2011 2:55 PM
CCNA, CCNA Certification, CCNA Security, MCSA, MCSA Certification, Security certifications
Inter VLAN
What kind of switches / router do you have? If you have “advanced” switches, you could set one of them up to BE the router; if not, then either set up a trunk port from the router to one switch; or use 2 ports on the router to 2 ports on one switch in the [...]
View Answer
| February 16, 2011 2:50 PM
Networking, Switches, Switching, Virtual LAN, VLAN
What kind of switches / router do you have? If you have “advanced” switches, you could set one of them up to BE the router; if not, then either set up a trunk port from the router to one switch; or use 2 ports on the router to 2 ports on one switch in the [...]
View Answer
| February 16, 2011 2:50 PM
Networking, Switches, Switching, Virtual LAN, VLAN
layer 2/3 switches
Where do you put the command? You have to put the <pre>ip default-gateway xxxxx</pre> in the global configuration mode not in the Vlan interface. This is <a href=”http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_se/configuration/guide/swipaddr.html#wp1037806″>manual IP assign guide</a>. This <a href=”http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_se/configuration/guide/3560SCG.pdf”>E-Book</a> is Catalyst 3560 Switch Software Configuration Guide from cisco. May be you have enabled ip routing if so disable ip routing [...]
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| February 16, 2011 1:57 PM
Default gateway problem, Layer 2 switches, Layer 3 switches, Routers, Routing and switching, Switches
Where do you put the command? You have to put the <pre>ip default-gateway xxxxx</pre> in the global configuration mode not in the Vlan interface. This is <a href=”http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_se/configuration/guide/swipaddr.html#wp1037806″>manual IP assign guide</a>. This <a href=”http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_se/configuration/guide/3560SCG.pdf”>E-Book</a> is Catalyst 3560 Switch Software Configuration Guide from cisco. May be you have enabled ip routing if so disable ip routing [...]
View Answer
| February 16, 2011 1:57 PM
Default gateway problem, Layer 2 switches, Layer 3 switches, Routers, Routing and switching, Switches
Why use Layer 3 switches and how do they differ from Layer 2 switches?
Layer 3, or L3, switches forward packets based on Layer 3 address, which is IP address. Layer 2, or L2, switches forward packets based on data-link layer, which is MAC address. An L3 switch is basically used to efficiently route inter-VLAN traffic or to do internal routing between multiple broadcast domains while keeping Layer 2 [...]
View Answer
| February 26, 2013 1:53 PM
L3 Switches, Layer 2 switches, Layer 3 switches, Layer switching, Networking, Networking Equipment, Networking hardware, SDN
Layer 3, or L3, switches forward packets based on Layer 3 address, which is IP address. Layer 2, or L2, switches forward packets based on data-link layer, which is MAC address. An L3 switch is basically used to efficiently route inter-VLAN traffic or to do internal routing between multiple broadcast domains while keeping Layer 2 [...]
View Answer
| February 26, 2013 1:53 PM
L3 Switches, Layer 2 switches, Layer 3 switches, Layer switching, Networking, Networking Equipment, Networking hardware, SDN
Difference between layer 2 & layer 3 switch?
Hello Krishh, Layer 2 handles traffic at MAC level so just above the physical layer, while Layer 3 is more complex. You can read more here. —————— It would be useful to consider the whole OSI model and how layer 2 and layer 3 fit into it. The network layer provides the functional and procedural [...]
View Answer
| April 18, 2013 1:52 PM
Layer 2 switches, Layer 3 switches, Switches
Hello Krishh, Layer 2 handles traffic at MAC level so just above the physical layer, while Layer 3 is more complex. You can read more here. —————— It would be useful to consider the whole OSI model and how layer 2 and layer 3 fit into it. The network layer provides the functional and procedural [...]
View Answer
| April 18, 2013 1:52 PM
Layer 2 switches, Layer 3 switches, Switches
Feedback on experience with User Profile Manager from Forensit
Never used that program before, and have never needed to. If you want to delete a user profile, just go to “c:users” and delete the user profile folder and all of its contents. If you want to modify the default profile, go to “C:userspublic” and modify the contents the way you like. ———————– You can’t [...]
View Answer
| February 16, 2011 4:12 AM
User profiles, Windows 7, Windows 7 Administration, Windows Server User Profiles
Never used that program before, and have never needed to. If you want to delete a user profile, just go to “c:users” and delete the user profile folder and all of its contents. If you want to modify the default profile, go to “C:userspublic” and modify the contents the way you like. ———————– You can’t [...]
View Answer
| February 16, 2011 4:12 AM
User profiles, Windows 7, Windows 7 Administration, Windows Server User Profiles
Free IT Book: AAA Identity Management Security
Hi, Just posted my answer to <b>Bandwidth & prerequisites for VMware View</b> <a href=”http://itknowledgeexchange.techtarget.com/itanswers/vmware-view/”>here</a>. An answer to <b>Upgrade Exchange 2007 from 2003 (downgrade license of 2007)</b> posted <a href=”http://itknowledgeexchange.techtarget.com/itanswers/upgrade-exchange-2007-from-2003-downgrade-license-of-2007/”>here</a>.
View Answer
| February 15, 2011 4:47 PM
AS/400, Channel, CIO, CRM, Database, DataCenter, Development, Exchange, IT Books, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP, Windows Server
Hi, Just posted my answer to <b>Bandwidth & prerequisites for VMware View</b> <a href=”http://itknowledgeexchange.techtarget.com/itanswers/vmware-view/”>here</a>. An answer to <b>Upgrade Exchange 2007 from 2003 (downgrade license of 2007)</b> posted <a href=”http://itknowledgeexchange.techtarget.com/itanswers/upgrade-exchange-2007-from-2003-downgrade-license-of-2007/”>here</a>.
View Answer
| February 15, 2011 4:47 PM
AS/400, Channel, CIO, CRM, Database, DataCenter, Development, Exchange, IT Books, Linux, Lotus Domino, Microsoft Windows, Mobile, Networking, Oracle, SAP, Security, SQL Server, Storage, Virtualization, VoIP, Windows Server
How to limit max amount of connections per ip on cisco 2811 router
Please clarify what you mean by “100 tcp connections per internal ip address.” – Are you referring to outgoing or incoming connections to/from the hosts?
View Answer
| February 15, 2011 3:33 AM
Cisco 2811, Cisco Routers, Firewalls, IP configuration, Network firewalls, Wireless, Wireless in 2010
Please clarify what you mean by “100 tcp connections per internal ip address.” – Are you referring to outgoing or incoming connections to/from the hosts?
View Answer
| February 15, 2011 3:33 AM
Cisco 2811, Cisco Routers, Firewalls, IP configuration, Network firewalls, Wireless, Wireless in 2010
VLAN setup advice
Depends. Vlan’s separate the network so do you want to separate the network for any reason?. Maybe for security reasons or for sizing purpose (is your network growing bigger than you expected?). Most people that create Vlans do it basically for these two reasons, amongst many. Hope this helps ———————————– Agreed – the best reason [...]
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| February 14, 2011 7:59 PM
HP ProCurve, Mac, ProCurve Switch 4000, Virtual LAN, VLAN, VLAN Setup, Windows, Windows Server
Depends. Vlan’s separate the network so do you want to separate the network for any reason?. Maybe for security reasons or for sizing purpose (is your network growing bigger than you expected?). Most people that create Vlans do it basically for these two reasons, amongst many. Hope this helps ———————————– Agreed – the best reason [...]
View Answer
| February 14, 2011 7:59 PM
HP ProCurve, Mac, ProCurve Switch 4000, Virtual LAN, VLAN, VLAN Setup, Windows, Windows Server
Configuring Cisco and HP Switches
Hey I did posted couple of articles in my <a href=”http://itknowledgeexchange.techtarget.com/network-technologies/how-to-configure-intervlan-routing-between-cisco-catalyst-switches-and-hp-procurve-switches-series-1/”>Network Technology and trends blog </a> which explains trunking in both Cisco and HP Procure Switches as well as sample configuration. Cheers Yasir ———————— As long as both devices support open standards – like 802.1q trunking, then yes. We have several HP, Cisco, Juniper and [...]
View Answer
| February 14, 2011 7:57 PM
Cisco 3750, Cisco 6506E, Cisco switches, HP ProCurve, HP ProCurve 2824, HP switches
Hey I did posted couple of articles in my <a href=”http://itknowledgeexchange.techtarget.com/network-technologies/how-to-configure-intervlan-routing-between-cisco-catalyst-switches-and-hp-procurve-switches-series-1/”>Network Technology and trends blog </a> which explains trunking in both Cisco and HP Procure Switches as well as sample configuration. Cheers Yasir ———————— As long as both devices support open standards – like 802.1q trunking, then yes. We have several HP, Cisco, Juniper and [...]
View Answer
| February 14, 2011 7:57 PM
Cisco 3750, Cisco 6506E, Cisco switches, HP ProCurve, HP ProCurve 2824, HP switches
Addressing specific IPS from HP Pro Curve or only by port numbers?
If i read your question correctly, then no, the Procurves are switches that do not enact DHCP themselves, so devices cannot get an IP from the Procurve. It IS possible to assign specific ports to individual VLANs and set up DHCP scopes on a router/server to give those VLANs IP addresses And “priority rules” sound [...]
View Answer
| February 14, 2011 7:55 PM
HP ProCurve, IPS, Port numbers, VLAN, VLAN management, VLAN Setup
If i read your question correctly, then no, the Procurves are switches that do not enact DHCP themselves, so devices cannot get an IP from the Procurve. It IS possible to assign specific ports to individual VLANs and set up DHCP scopes on a router/server to give those VLANs IP addresses And “priority rules” sound [...]
View Answer
| February 14, 2011 7:55 PM
HP ProCurve, IPS, Port numbers, VLAN, VLAN management, VLAN Setup
Assigning wireless encryption
Instead of using encryption keys, you may want to consider using certificates if you want to be automated. ——————————- It would almost be easier to create a WVLAN or 2, and send out some sort of communication with each VLAN/SSID’s pass-phrase…
View Answer
| February 14, 2011 6:20 PM
Encryption, Encryption key management, Encryption Software, Wireless, Wireless connectivity, Wireless in 2010, Wireless Network, Wireless network security, Wireless security
Instead of using encryption keys, you may want to consider using certificates if you want to be automated. ——————————- It would almost be easier to create a WVLAN or 2, and send out some sort of communication with each VLAN/SSID’s pass-phrase…
View Answer
| February 14, 2011 6:20 PM
Encryption, Encryption key management, Encryption Software, Wireless, Wireless connectivity, Wireless in 2010, Wireless Network, Wireless network security, Wireless security
