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Forum Posts
I need to add multiple new stacks of 2960-X to the existing network. However, two existing 4500-X Core switches (in VSS) have no ports available to connect these stacks. I have another set of 4500-X which I want to connect to the Core as an aggregati...
Hello, We have a single sup2T in both VSS chassis and have 2 spares that I would like to install rather than having them sit on a shelf. Is there a document I can refer to for installing a 2nd sup engine in a production chassis and have it set up ...
Hi Guys I'm using a IR829GW as a terminal server, this has two Async ports, one of them using rolled cable (rj45-rj45) to connect to the console port in 1841 router. When I telnet y notice the terminal server is establishing the reverse telnet sess...
Hi, I need some assistance with Lacp setup. I have a Stacked set of 3750g 48 port switches trying to create a lacp to a FreeNAS box with a 4 port Intel Network Card. I've been trying to over 2 weeks to get this working and FreeNAS people can't s...
I'm setting up a new network. There will be 4 WS-C3750E-48PD-SF 48 Port switches for workstation / voip access There will be 2 WS-C3750E-24TD-S 24 Port switches for server access. I need a recommendation for a core switch. Since the switches list...
Resolved! 3750/3750G/3750X UPoE Same Stack
Hello - We are looking to stack a variety of 3750 switches.... - older 3750 (non V2) - 3750-48PS-E - older 3750G - 3750G-48PS-E - newer 3750X UPoE - 3750X-48U-E We were under the impression that the 12.2(55)SE would work across all platforms, ...
Resolved! post-mortem: Native Vlan and DHCP Server
Strange issue, hoping to understand before implementing solution in production. ASA 5505 in use for years, customer changed ISP and their ASA 5505 was not modified to reflect new provider IP address beforehand, leading to internet issue. What remaine...
Hi Experts,I have a basic knowledge of network and need some help.I need to connect 4 Floor Building with 4 Cisco 2960 - 48 ports switch each other and it needs to be through a fiber. So all PCs connected to each switch would reach the LAN/WAN from t...
Resolved! Managed Switch and Router for Home use
I am currently studying for the CCNA exam and have a small lab built with two 3750 switches and three 2851 routers. I want to add another used router and switch. What would be a good model router capable of handling at least 200mb from my cable modem...
"If it ain't broke, don't fix it." Well, it isn't broken, but I want to ensure that I don't run into problems in the event of a failure. I have a pair of 9k's (N9k1 & N9k2) set up as HSRP for a number of VLANs, with N9k1 as the active for each. O...
Hello, In 3750 Switch i have IP SLA configuation ip local policy route-map ICMP_SLA ip route 0.0.0.0 0.0.0.0 192.168.1.1 track 10 ip route 0.0.0.0 0.0.0.0 192.168.0.250 200 But my Gateway of last resort is not updated by IP SLA and the default rou...
An IPv6 ACL with the same rules as an IPv4 ACL doesn't perform equally. For example: When I would apply the IPv4 ACL: permit ip any host 10.20.20.20 deny ip any 10.20.20.0 0.0.0.255 permit ip any any It performs as expected, latency is under 1ms and...
Resolved! Questions on 2960 Switch Memory
Hi guys ! Hope someone can point me in the right direction. We have 08 Cisco Switch model WS-C2960G-24TC-L running a 15.0(2)SE8 ( MD ) -25-MAY-2015 firmware version. All of them are working with more than 80% memory processor. show memory statisti...
Resolved! Basic 3850 Configuration
I just received a brand new out of the box 3850. I am configuring it for a very basic configuration, no VLANs nothing special. I am new to the Cisco world, and all I am trying to do is give it a management IP. I am probably missing something, but I...
Hi, my customer network is facing some intermittent connectivity problem lately. After deploying a sniffer, there seems to be a huge amount of STP BPDU during the outage. The host connected to this switch cannot receive any packet from the router whi...
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