Other Network Architecture Subjects

Has someone hopefully configured DHCP server on a ios router to automatically update the internal DNS server or host/cache records? I am trying to pull out this configuration, but I not able to get it to work. The idea behind this is following:I am u...

I am looking for best design approach for a topology supporting vlan, ip telephony, video conferencing and wireless solutionthanks.

Hello all,This question may be silly, but i just want to know why some Cisco device do not need to shutdown. I am aware that we just need to physical turn the power ON/Off button or just unplug the plug.1. What is the reason no shutdown is require?2....

I have a 1800 router and am trying to get this config going. Currently it cannot open a socket to the other host. I have two mail servers behind the router on the same lan network but translated to different public IP's. traffic from one server to th...

Hello,Is it possible to use two ports from different N7K-F248XP-25E modules in the one N7K-C7009 as member ports?

I've been working with a Cisco 3560 switch and I'm unable to use the console port to configure the switch. I'm using a rollover console cable (Blue) and using both hyperterminal and Putty. Settings 9600, 8, 1, none. I can read output from the switch ...

Hi guys,We have 16 sites with these cards in 1941 routers as backup links, we have 1 that keeps powering off the modem, it re-establishes when rebooted with #test cell 0/0/0 modem-power-cycle, any ideas? see below for some output, let me know if you ...

HelloI am confused about the “no keepalive” and “no shutdown” command on different interface type on router. In serial interface, the status is down/down. But in ethernet interface, it is up/up. Could anyone please clear me?And can this reason apply ...

I have a Cisco 2960S-48FPD that someone was trying to do an upgrade, loaded c2960-lanbasek9-mz.150-2.SE2.bin instead of c2960-universalk9-mz.150-2.SE2.bin.  To try and fix it they deleted both but before they could put the proper ios on, another pers...

Hi!I am looking for simple visio symbols so I can create network maps. I just want the ordinary router, switch, wireless AP etc. I am only finding the detailed icon for every device.. Can someone post a link? /Lajja

Customer site connected to a PE using 2 x E1 circuits aggregated using Multilink PPP. The CE is a 1760, and the PE is a 7206. This is the customer HQ site.Connected to the same PE are three other sites from the same customer. Each is connected wit...