October 25, 2011 1:34 AM
Posted by: Sulaiman Syed
Cisco,
Configure,
dhcp,
how,
interface,
ios,
PPPoE,
router,
virtualThis is one of the interesting things i have learned in past week. PPP over Ethernet (PPPoE). It is simple, yet tricky. It also has a limitation that network engineers might not know which will bring their network down.
Lets see a sample configuration of how to do it. First, configure one Router...
October 17, 2011 12:32 AM
Posted by: Sulaiman Syed
Configure,
EIGRP,
GNS3,
how,
ios,
MPLS,
RIP,
router,
switch,
to,
vpnIn this article, i will not go deeply into the issue of configuring MPLS-VPN. The steps were mentioned very clearly in an earlier post. MPLS-VPN Tutorial...
October 12, 2011 12:31 AM
Posted by: Sulaiman Syed
active,
CCIE,
Cisco,
Configure,
end-to-end,
how,
ios,
keepalive,
network,
PVC,
router,
to,
VC
This is one of the nice features that i just discovered yesterday. It is the ability to make sure an end-to-end frame-relay connectivity between Cisco routers.
In the local router, we can see the PVC status.
Rack1R3#show frame-relay pvc
PVC Statistics for interface...
July 17, 2011 2:37 AM
Posted by: Sulaiman Syed
ARP,
bug,
Cisco,
clear,
CSCsa83049,
CSCtf16300,
entry,
ios,
mGRE,
TAC,
Tunnel,
wireless,
WLSMFor people who were following on this issue, i would like to post some updates. But before that, you can read what is the problem by going to GRE Tunnel ARP entry...
March 23, 2011 3:13 AM
Posted by: Sulaiman Syed
Cisco,
configuration,
emulate,
GNS3,
ios,
juniper,
Olive,
router,
VMware,
Vmware PlayerIt was rather a very intense Google journey to find out all the details on how to emulate Junos. Since i intend to learn juniper, i needed a platform to work on. after two days of research and work, i managed to a results.
There are various things required to make things work. I would list them...
February 27, 2011 7:41 AM
Posted by: Sulaiman Syed
Cisco,
errdisable,
ios,
loopback,
no shut,
Port,
recovery,
shutPorts in Cisco switches go into errdisable state for various reasons. some reasons are configured such as arp-inspection, bpdugaurd, psecure-violation, etc. While some are turned on by default such as loopback, link-flap, etc. Following the typical default configuration of cisco switch. Once it...
