Hi All; I found lots of messages like below in my 1941 router: %DNSSERVER-3-BADQUERY: Bad DNS query from <IP address>. How can I get ride of it?
Hi All; I found lots of messages like below in my 1941 router: %DNSSERVER-3-BADQUERY: Bad DNS query from <IP address>. How can I get ride of it?
Hi I have set up a Cisco 3750 (IOS 12.2(55)SE4) where I need to be able to set some ratelimits on ports.What I need to achieve is to ratemit interface ge 1/0/5 to 50/50Mbps and interface 1/0/6 to 30/30Mbps. Other Interfaces shuld work as normal. What...
switch 3850 - how to troubleshoot the packets traversing the switch from one vlan to another vlan. When I created the access-list and use the debud ip packet detail acl then I can not see the traversing traffic. source going to destination via the sw...
hi i have a problem in this design R2 can't ping R3 and R3 can't ping R2 iam using EIGRP over frame relay
Hello I am facing an architecture issue: I am cascading a CISCO Router (892FSP, running IOS 15.2.4M8)) behind a Internet Box, this Internet Box is serving ip address/mask/default router dynamically thank to DHCP server (I have no access to configura...
Good afternoon, we are looking for a way to send an email alert as an SMS message. We have plenty of Cisco routers equiped with 3G EHWICs. I was wondering if anyone knows whether there is a way to use one of these routers for this purpose?
Hi, I have been trying to map internal IP to external IP. I have 5 public IPs. This works fine if I use this command, ip nat inside source static 10.2.1.101 200.100.16.1. but this bypass the NAT rules and now the server is fully accessible from th...
Hi Everyone, I have the task of setting up ip phones in a new location. The locations are, the main office and the lab. Internet access is provided for on both sides. I have PBX setup in the main office and now wants to extend the voice infrastructur...
Hello, How do I configure a router in GNS3 to be dicovered in CCP , what commands ahould I use and what more is needed in order to be discovered Thank you
Have read this many times, that EIGRP summary route has an AD value of 5 by default, https://networklessons.com/ip-routing/how-to-configure-administrative-distance/ but in which scenario, do we see it? I have a DMVPN hub-spoke setup, i'm trying to su...
Hello all, *-S means such as 3560V2-24TS-S, 3560X-24T-S. I know, what S has protocol is supporting until stup EIGRP. I understand until this. However, I really don't know why do CISCO make *-L devices. The reason that I think about that is L is suppo...
Hello everyone, I am having a problem with a lot of late collision of my cisco 3825 router. Duplex has been hard coded and i am still getting a lot of them. When i clear counters and then check right after there is non but in about 5 mins there are...
Trying to establish a highly resilient edge for a client who desires to spend little coin.The Internet edge consists of 2 NSA 2600's in an HA deployment. The Inside edge is a pair of CS-3850-24t'sEach 3850 connects to each SW3850 G1/0/19 to SW1 x0385...
ip pim rp-address rp-address [group-list ip-prefix | prefix-list name | route-map policy-name] Are there any benefits of using "group-list" over "prefix-list", or vice versa?They seem to serve the same purpose. http://www.cisco.com/c/en/us/td/docs/...
Hi Team, I am confused with the "bandwidth remaining percent" concept of cisco. consider the bandwidth of 300 M and below is the queing policy configured. policy-map Queue class class-default shape average 300000000 service-policy OUT poli...
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