Other Network Architecture Subjects

Green/Amber alternating link lights

Hi everyone,I have a client using 2 stacked 3750s connecting via etherchannel to a 4006 and they are getting like every 2 minutes alternating green/amber link lights on one of the etherchannel ports on the 3750.Also, we are seeing CRC errors on the i...

Isdn Problems

Hi,I have a problem with my isdn line.I have configured a Cisco2621 to connect to a remote isdn router.When I reboot my router and try to connect to the remote server, my router call up the line and all it's working... but when the line goes down due...

Cisco 2600 Router Username

I am trying to determine the username for my router. Is there a default username? The previous person left the password but not the username.

Generating TRAPs based on load threshold

Is there any way to generate TRAP if the load of a gigabit link reaches a configurable threshold on a catalyst 4500 IOS ?If this is not possible on the switch, is it possible to do something with Ciscoworks ?

HELP

I'm looking for a listing someone has put it here about 3 weeks to a month ago. Guy's name was Dr. Jones, he also has mentioned the URL of his website where he had very useful information (such as how to move a data center).

newbie question: how to get model info from cisco via snmp?

I want to judge which type cisco device is . Whether it is IOS or CATOS ? Is it version early 12.0 or later ?Which OID can I use ?thanks very much!

Inter Vlan Routing

Help, Problem with intervlan routing and default route to Broadband internet via a pix.SetUP: 2900 switch, 2621 router, Pix 515. Switch has 5 vlans 1-5 and a Dot1q trunk to the 2621 where this router has sub interfaces for the InterVlan Routing. This...

VTP configuration

hello,I have two 6509 core switches and those are VTP servers.Access switches 3550 and working in stacks, now I haven't configured VTP information on some access switches- info like VTP doamin name and mode.But still those are getting VLAN info and S...

Resolved! Dialer causes no snmp-linkup/linkdown-trap

HiI have a cisco 7206 NPE-G1 running 12.3(6) but I do not get the dialer sending a SNMP trap if the dialer changes interface-status.my config:int dialer2snmp trap link-statussnmp-server enable traps snmp authentication linkdown linkup coldstart warms...

EOBC0/6 ISSUE

C6509-Router#show ip routCodes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSP...

DHCP default-router

no ip dhcp conflict logginip dhcp pool myDHCPnetwork 192.168.1.0 /24default-router 192.168.1.254 192.168.1.250right now, I want to know when the second gateway of 192.168.1.250 will work?Thanks

Configuration for NTP Server

Hi I have 6506 CORE with 2 Modules of L3.I want to configure NTP server on it.I have already set the time zone & time on both L2 & L3.Following is my output on one of the L3 Module.Please sugget me the forward path.6506_L3_A1#sh ntp statusClock is un...

Does Cisco have a Link Load Balance (LLB) capability? on Switches/Routers?

We are curently using Foundry Switches, that perfrom LLB functions. We are mainly a Cisco shop, and would like to stick with them. Anyone use LLB functions on their switches to load balance diferent ISPs? We are having issues with the Foundry Netwo...