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VLAN Cisco Packet Tracer

Im creating a VLAN and i have connected everything right but I need to use the classfull C network 192.168.0.1 and subnet it to 4 equal size network.. So far i know the first IP on PC0 & PC4 I ...
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1answer
110 views

Cisco Nexus 7000 Multicast IGMP Snooping enabled - packets got to all interfaces

I have connected three servers to Cisco Nexus 7000 switch. Server1 send multicast packets, server2 subscribes to multicast packets and server3 is for the tests. No matter if I subscribe to multicast ...
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1answer
141 views

Catalyst 2960-X no xmodem or tftp transfer

I tried to upgrade the IOS on a Catalyst 2960-X stack with three members. The upgrade failed and left me with three switches without bootable files. So I connect to the rommon via console using ...
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1answer
289 views

RV325 to RV320 site to site ipsec tunnel

Gateway to gateway tunnel from RV325 to RV320 (either direction) won't connect. I can't find any sort of error log. Both are WAN1 (only one connected) and IKE PSK. Both local and remote groups ...
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1answer
107 views

First ping (to any destination) fails from switch but not from router

I've got a basic network setup, just doing NAT to a single public address to an internal /24 without any VLAN's or fancy routing. Both my router and switch are running Cisco IOS 12.x. My ...
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223 views

Site to Site VPN one-way traffic Azure <-> Cisco ASA

We have a site-to-site static routing VPN (classic VPN, not ARM) attempting to connect to a remote Cisco ASA 5555 (a supported VPN device). The on-premise network can successfully initiate the tunnel ...
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16 views

Cisco VWLC redirect page without authentication, radius or dhcp?

I have a virtual Cisco CMX sytem for the tracking of customers in a smalland a virtual Wireless Lan Controller also from cisco, in it's webconfigure I can choose for it to redirect to a webpage we ...
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1answer
48 views

Forwarding IPs to Switch for NAT

I have a Question. We actually have a Cisco 1812 Router and we're Switching to an ASA 5512-X. The Problem is, the ASA 5512-X only has 6 Ports. The 1812, had 8. All in use. We need to translate 3 ...
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51 views

Configuration of VLAN for managing computers on the other side of a switch?

I have a modestly smart Cisco SG200 switch connected to our institute's Ethernet network. To this switch, I connected four Linux and Windows computers. (So, the configuration is: one network ...
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3answers
32 views

Cisco IOS NAT assistance

I am a cisco newbie, I have configured VLANS, dhcp, can get an IP address on my local machine. I can't seem to get out to the internet from said machine. Am I missing something in my NAT setup? ...
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38 views

Can't route traffic from Cisco to Asterisk over port 5060

My VOiP provider has informed me that I must route incoming calls from my Cisco router to my Asterisk server to port 5060. I can ping my Asterisk server from my Cisco router fine, there's a direct ...
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66 views

Creating additional VLANs on Cisco SG200

I would like to create 2 separate VLANs using a Cisco SG200-series smart switch (layer 2) where the devices would not see each other, while being able to connect to the internet. The setup is simple, ...
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252 views

Cisco vpn connect failure [closed]

I am trying to connect through Cisco Anyconnect secure mobility client to my office vpn site but getting this error: The IPsec VPN connection was terminated due to an authentication failure or ...
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1answer
85 views

Setting up Cisco ASA VPN to use both radius and local users

I've got a Cisco ASA setup with L2TP/IPSec VPN, all is working well except for one minor issue. Ideally, I'd like to be able to log on to the VPN using either that RADIUS server users or the local ...
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1answer
97 views

Cisco Router - How do I host multiple websites with one public IP

I'm having some difficulty configuring my Cisco 4300 Series router to host multiple websites with a single public IP. I have created my access lists, but the techs over there tell me I must have one ...
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1answer
335 views

%Invalid interface type and number

I am trying to apply a scenario from the Cisco CCENT book where a 2811 Router uses VLANs. I have applied the network as is in the book inside my Packet Tracer. Here is the section in the book and ...
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1answer
29 views

Cisco SG200-50, accessing a network printer from 2 VLANs

The requirement is to create an additional (guest) VLAN (a Cisco SG200-series smart switch is used) so that the devices on the guest VLAN could not see those on the internal network (the default VLAN),...
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1answer
101 views

Cisco WAP321 dropping ARP packets

At my office we have 4 WAP321 connected directly to a Cisco 891f router. Randomly throughout the day, computers will lose access to the network. They will remain connected to the Wifi SSID, but can't ...
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1answer
239 views

ASA 5510 Secondary Public IP Range on outside interface

We are in process of upgrading from an ASA5505 to an ASA5510. I have a co-location configured for 3 ranges of public IP addresses on two different subnets. The 5505 is working as expected. Example (...
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1answer
66 views

Cisco Aironet 1200 dhcp relay config

It's about 6 years since I last configured an IOS device and I have forgot a lot of it sadly! I got a Cisco Aironet 1200 AP ( IOS (tm) C1200 Software (C1200-K9W7-M), Version 12.3(2)JA2, RELEASE ...
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41 views

Site to Site VPN connection is not established between cisco routers in GNS3

guys. In a Scenario I'm using sokootRtr1 as CA server and sokootRtr2 as CA client. As the following, both routers have their digital certificates; sokootRtr1#sh crypto pki certificates CA ...
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28 views

Cisco Switch Routing performance monitoring

It is quite a question for me: I have Cisco Catalyst 2960S switch which is nice hardware even despite its age and EOL. I'd like to set it as small router between several networks within a remote ...
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55 views

Cisco ME3400 IP-Based Bandwidth Limitation

The Cisco we use is: show version Cisco IOS Software, ME340x Software (ME340x-METROIPACCESSK9-M), Version 12.2(55)SE, RELEASE SOFTWARE (fc2) Technical Support: http://www.cisco.com/techsupport ...
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1answer
64 views

DHCP Server Port-Based Address Allocation on Cisco switch 2960-x

I am trying to configure DHCP Server on a Cisco 2960-X switch to achieve port-based address allocation. I would like the IP address assigned to any device connected to that port to be the same every ...
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1answer
80 views

Replace client switches with Netgear to match core or instead mix/match Cisco?

We are looking for how we can have a more reliable, simpler network. How can we keep out administrative burden low, and work smarter not harder when it comes to our infrastructure? Background: We ...
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88 views

Site to site vpn with one vpn endpoint behind NAT

I building an IOS <> Strongswan vpn between 2 host and following this exact guide: http://www.cisco.com/c/en/us/support/docs/ip/internet-key-exchange-ike/117258-config-l2l.html I use ikev1 since ...
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1answer
201 views

Stacking Cables on Cisco 3750G Switch

I stacked two 3750G Cisco switches a few weeks ago, all go. But, yesterday I installed a 2nd stacking cable as well for full optimization. However, it is not registering it seems. Cisco3750#sh switch ...
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1answer
79 views

Filtering even ip address from a router

Is there a way to filter out even(or odd) numbered IP address from passing through a router (I am working with the cisco packet tracer) using access lists or any other methods? Thank You
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1answer
56 views

Cisco SG220 Web Interface stops responding. Is there a way to reload it though the console?

I have a Cisco SG220 and the web interface stops responding and is no longer accessible after some days of usage. This is a fairly new equipment and every time it happens the switch continues to ...
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2answers
138 views

What do I need to do to enable sFlow on my Cisco Nexus 9372PX?

I have a pair of Cisco Nexus 9372PX switches running NXOS version 7.0(3)I1(3). According to the link at http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/7-x/system_management/...
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29 views

VPC router does not route traffic to CSR

I am trying to configure VPC Gateway Redundancy with Cisco Cloud Services Router (CSR). http://www.cisco.com/c/en/us/td/docs/solutions/Hybrid_Cloud/Intercloud/CSR/AWS/CSRAWS/CSRAWS_4.html client1---...
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2answers
109 views

cisco 5548 - version 5.2 equivalent command to “service unsupported-transceiver”

In my new cisco switch version, kickstart: version 5.2(1)N1(7) system: version 5.2(1)N1(7) In this latest IOS , it doesnt have service command. Could any one help , the equivalent command for "...
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1answer
77 views

invalid password at my Cisco 2961 router

I am going crazy here! I set a password at my router and I can't think of anything that could be wrong! I even saved the configuration before I got locked out of the router, I will share it with you. ...
3
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1answer
49 views

Cisco ASA 5505 L2L vpn issue

this is my setup I already have a working L2L VPN between the sites I added the 10.10.0.0/24 to the object-groups that defines the internal network on the 1615 ASA And as a remote subnet on the ...
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118 views

How can I monitor pppoe session counts per subinterface on cisco router via snmp?

My BRAS router is a Cisco ASR 1004 and I am already using the command "show pppoe summary per subinterface" to monitor the online session counts. I am already using the oid "1.3.6.1.4.1.9.9.194.1.1....
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1answer
30 views

RSTP over tunnel?

tl;dr: Is it possible to run RSTP over l2tp or MPLS? We have leased one gig capacity from a service provider's network, over which we sent a udp multicast traffic. The provider gives us drop at our ...
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1answer
75 views

Cisco IPv6 Proxy-arp like IPv4

Can I disable the proxy-arp in IPv6 in Cisco? I cannot find the "no ipv6 proxy-arp" command in my Cisco router. Please teach me how to do it. Thanks.
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1answer
112 views

Cisco ASA - Allowing external access to a secure server via RDP

I am new to the forums and really hope someone can help me. I am pulling my hair out! I have posted on both the Cisco forums and Windows forums in hopes anyone can suggest something but no one has ...
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0answers
33 views

Intercom for all phones on Cisco Unified Call Manager

In a Cisco based telephony (VoIP) system (CUCM 9.1.2.11900), I have successfully configured and used the intercom feature. It allows a user (typically a secretary) to push a button and automatically ...
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0answers
65 views

Use mail attribute for 802.1x RADIUS authenticatioon with Microsoft NPS

We have run a Cisco WiFi network that uses 802.1x to authentication logins against Active Directory. Employees login using their UPN prefix, and all works well. For various reasons we'd like users ...
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2answers
95 views

Pinging a host from a router through the selected interface

In a typical Cisco router it's possible to ping a host from the router's OS. When the ping packet leaves router (call it R1) through the fa0/0 interface, the source IP of that packet it set to the IP ...
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1answer
292 views

Sending IOS .bin file to Cisco 3750 Catalyst Using TeraTerm (xmodem)

I want to Update my Cisco 3750 Catalyst IOS. I don't have a LAN Connection with the Switch,just Console Cable, so I'm using xmodem and Tera Term to send the .bin file to switch. When I go to Tera ...
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1answer
71 views

Is it possible to increase the size of RAM of a CISCO UCS blade server?

We have a Cisco UCS Server which has 256GB RAM and installed with Win 2008 Server 64bit. I wanted to know can we upgrade its RAM to 512GB RAM? Is it possible to do that or do we need to build a new ...
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1answer
300 views

Cisco SG200-26 - Can't change management VLAN

I've purchased a new SG200-26 switch and upgraded it to the newest possible version: I configured multiple VLANs - nothing special - however if I try now to change the management VLAN (as I did ...
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1answer
97 views

Putty blank when connected to Cisco Catalyst 3500

I'm using the normal blue RJ45 to DB9 cable plugged into my Cisco Catalyst 3500 series XL switch. That cable is connected to a serial-to-usb adapter that I got from Monoprice, and that is plugged into ...
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1answer
16 views

Cisco ASA5505 compatible RAM

I have a Cisco ASA5505 which I've acquired. It boots up first time successfully, and works without issue, however as soon as I reboot, it fails to boot with the flashing light sequence which indicates ...
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36 views

Cisco 1941 EIGRP UP DOWN

We have two cisco routers 1841 and 1941. The 1841 keeps generating "holding time expired" and "interface goodbye recieved" about its neighbor the 1941. The VPN IPSec protocol seems to stay up. ...
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29 views

ip dhcp excluded-address command no work

I want to provide 1.1.1.101 to 1.1.1.126 using dhcp pool. Here is my configuration no ip dhcp use vrf connected ip dhcp excluded-address 1.1.1.1 1.1.1.100 ip dhcp excluded-address 1.1.1.127 1.1.1.254 ...
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51 views

ICMP DDoS, proper ACL?

We are having about a 3-4Gbps ICMP flood on one of our servers and I wonder.. I have a 20gbps of DDoS protection but the proetction seems ineffective against ICMP funnily (it worked well to block a ...
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20 views

high ping6 latancy for cisco C3750

I have one cisco router with IOS software ( IOS Software, C3750 Software (C3750-IPSERVICESK9-M), Version 12.2(55)SE1). Recently, there is big ping latency, when I ping from one HP Gen6 SERVER which ...