Hi,I have a small network with around 20 users as follows :- Main office : 5 users with main router and one switch- 3 branches -within a 100 meter- connected to the main switch, each branch has its own switchAll under one : 192.168 subnet ,My probl...
Maybe there's an obvious answer, but I have this strange thing;Switchport configinterface GigabitEthernet0/2 description Trunk to CORE02 switchport mode trunk shutdown srr-queue bandwidth share 10 10 60 20 queue-set 2 priority-queue out mls qos trust...
Hi AllAfter recently checking cdp neighbors on our LAN switch (3750-e) I noticed amongst the recognised neighbors (connected switches and IP Phones) that there is an entry for a client device (laptop) connected to a particular interface which shows:M...
Hello, I have been working on an EIGRP neighboring issue for 2 days but I am stuck getting to the point EIGRP fails. Two sites are connected by 3925 running IOS 15.1(3)T but the first one was running fine on 15.0(1)M3. It looks like after reloading ...
Hello friends, I wrote these lines because a very strange and particular issue happened in my network. There is a drawing of my topology: I will explain first: 1. I have a big network (172.16.0.0/16) so I'm planning to cut it in VLANs. Since the netw...
There are "bug" or CPU problems for the Cisco Nexus N7K-C7010, Version 5.2 (9)?
Hi Everyone,I have some old switches 2950G-48 with some memory allocation errors, when I see the show version I see a different size of memory as reported by the CNA and the show memory stats. Question:Why they don´t match?Show versioncisco WS-C2950G...
I have a few questions on setting up (re-configuraing) a small business LAN. The network consists of 2 core switches, both cisco 3750G and a Microsoft Threat Management Gateway as the router / firewall. The TMG has 3 NIC, DMz, Internal LAN, and Exter...
I tried connecting an unmanaged (and dumb) switch to one of the four fast ethernet ports on the back of the router. I configured the port to act as an access port bound to a specific VLAN, say no. 100. What I can see on the LEDs of the unmanaged swit...
Hello,I connected a set of 5548's with vPC to 3945. I have a port-channel (po1) configured on the 3945 with g0/0/0 and g0/1/0. I set the speed on the 5548's to 1g and tried to create a channel-group (po1) on the 5548 eth1/1. I received the followi...
I have a 3750 stack as my core switch in my Atlanta location. We recently purchased a new 3850, but I can't ping back and forward between them. They do see each other as CDP neighbors. Here is my setup3750 -> core switch (10.11.1.2 - gateway)garfield...
Need help setting up SLA on 2 IP phones in a small business. The company has 2 lines, when a incoming call comes in on line 1, both IP phones ring. However, if user A answers her IP phone and wants to transfer to User B, user B gets a dial tone whe...
I have configured HSRP in VLAN 1 on both core switches. Core 1 is active and core 2 is in standby mode. I can see standby,active IP and VIP on both core switches.But from Core 2 (standby) i could not ping VIP,active Ip address.1.Connection between t...
I currently have two 3750's (stacked). We recently purchased two new 3850's and have stacked them as well. My question is, how to I trunk them? I want to be able to use the new switches with the same vlans and IP addresses as the existing. The new sw...
Hi,I have a pair of Cisco 6504's with Sup-720's running 12.2(33)SXH4. I have set up my devices to export netflow records via a VRF which is working but I am only seeing flows for traffic that is software switched by the 6500. All hardware switched ...
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