0
votes
0answers
18 views

How can I allow NAT from inside to outside and vise-versa when each of my clients will have only one static public IP using an ASA5525-X?

My network topology is pretty basic. My data center provides a router and added a switch just before my cage to provide connectivity to all of the racks. My rack takes the copper drop they provide and ...
1
vote
2answers
26 views

Can a cisco router execute a command itself?

I'm experiencing a problem with my Cisco router 1900 Series, the router sometimes stop routing packets, and when i log into it and show the running-config i see no ip routing executing ip routing ...
0
votes
0answers
104 views

Routing through SonicWALL SSL-VPN and Cisco L3 Switch

In the image above, we use the SonicWALL NSA 3500 at our gateway and handle VPN with its SSL-VPN. Our Layer 3 Cisco switch is our core network switch and handles about a dozen VLANs. Most VLANs ...
0
votes
0answers
75 views

Unable to monitor Cisco route tables with SolarWinds

I recently switched from scanning a linux-router based network hosted on CORE emulation software, to scanning Cisco IOS routers hosted on a GNS3 emulation with SolarWinds. Everything seems the same, ...
0
votes
0answers
103 views

Cisco 1841 - Acting as a PPPoE terminator?

We have 2x Fortigate 200B firewalls that we wish to operate in Active/Active HA mode - though, obviously, they cannot do this with PPPoE/DHCP enabled on the externally facing interfaces. To overcome ...
2
votes
1answer
148 views

Debug: Cisco VPN Router runs 100% CPU

I've turned logging on and all I am currently getting are Debug/Kernel logs. Nothing above debug. This was also during offsite hours when hardly any traffic was going on. I have also upgraded to the ...
0
votes
0answers
36 views

simple subnetting, regarding vpn

i am using 2 cisco rv180 to build up a ipsec tunnel. thats working. but i cant get any packets trough the tunnel. first i was using: local: 10.0.0.X 255.0.0.0 remote 10.0.1.x 255.0.0.0 but 0 ...
2
votes
1answer
382 views

Dual ISP Inbound NAT — Asymmetric routing

routing question here. In a dual ISP scenario is there way to use both external IPs and nat them to a web server in a higher security level? The issue I am running into is on the return path for ...
1
vote
2answers
185 views

Using a 3g usb dongle as Cisco router access point

We have an office opening, and we aren't going to have comms into the building when management want the building to open. Our only option (I think) Is to try and hook up a 3/4g dongle to something to ...
0
votes
1answer
61 views

ASA 5505 - Outside IPs required for VPN Tunnel?

I've set up a Site-Site VPN and it seems the config is fine as the other site can establish the tunnel fine. The problem I have is that my side never tries to bring the tunnel up. Ping/telnet ...
-1
votes
1answer
84 views

Need help routing Cisco network- IP routing [closed]

In the above network, can you help me configure routes so the computers on the left can see the computers on the right, and vice versa? I know the syntax of the command is ip route {network ...
0
votes
2answers
164 views

NAT Overloading not working, access-list not catching ips?

I have a GNS3 lab set up and I am trying to get NAT overloading working with a dynamic pool. Please see diagram The issue I am having is traffic is being routed correctly from PC1 to the ISP1 or ...
2
votes
1answer
379 views

How is my newer Cisco Switch finding the default gateway?

Is there something new that I do not know about with newer Cisco gear. In order to manage my switch I usually have to assign a VLAN 1 interface and add a default route (or ip default-gateway) to ...
0
votes
1answer
116 views

Route maps on dual homed Cisco router

I have a Cisco 1801 on a remote site with dual WAN connections, with route maps to correctly NAT depending on which interface the traffic leaves via. I use IP SLA to adjust the default route from the ...
0
votes
1answer
114 views

Proper way to connect Cisco Small Business Switches? [closed]

First time network engineer here. I don't have a large budget, so I need to learn all of the skills necessary without pulling in a bunch of vendors. I'm charged with building out a 350port network in ...
2
votes
2answers
66 views

Cisco Network Object NAT to get Internet?

So I've inherited a Cisco ASA 5505, and I have no experience whatsoever with the things! There are two Network Interfaces both WAN facing, and the LAN interface of course. Now in NAT rules, there are ...
0
votes
1answer
43 views

Site-To-Site VPN Failover

Conceptually, how does this work/ would be configured in a Cisco environment, I realise this is quite an open question so please let me narrow it down. Let's say we have two sites: SiteA and SiteB, ...
0
votes
1answer
159 views

Route being ignored on core Cisco 6500 switch?

This is less likely a bug, and more likely a lack of my own understanding on routing. I am having an asymmetric routing issue where return traffic is going out the wrong firewall. I have an explicit ...
-2
votes
1answer
49 views

vlans communicate with each other

I am setting up three vlans in a cisco router with the following configurations. Vlan 10 Subnet: 192.168.1.0/24 Netmask: 255.255.255.0 Gateway: 192.168.1.1 Vlan 20 Subnet: 192.168.2.0/24 Netmask: ...
0
votes
1answer
49 views

RIP v2 summarisation

I am learning ccna, and doing some practice on packet tracer. I have a simple network with two routers, R0 and R1. They are connected to each other through a serial link (172.16.56.128/30). R0 is ...
0
votes
1answer
43 views

OSPF LSA Group Pacing

Is LSA group pacing enabled by default in Cisco IOS or something that needs to be configured under the OSPF process? How do you determine if it is currently enabled or not?
1
vote
3answers
188 views

Cisco ASA Route command

I'm trying to route connections that are going outbound from my private network to an external IP via another host that is on my internal network. Should the following work? For example: External ...
0
votes
1answer
90 views

Static into OSPF Redistribution

I am trying to create static routes which are redistributed as E1 Type 5 External OSPF LSAs. If I check the routing tables on my other connected routers, these redistributed routes show up properly. ...
-2
votes
1answer
251 views

OSPF configuration in packet tracer

assume that I have 4 buildings which all connected to main building and in each building I have privileged subnet ( red circles ). privileged subnet must be able to connect each other, and rest of the ...
0
votes
2answers
766 views

cisco ip nat / port forwarding

I have been trying to get port forwarding working with a newly installed cisco router. I cannot seem to find where my fault is and have been looking for quite a while. The relevant section of my ...
1
vote
3answers
852 views

Cisco 2960 trunking issue

I have a Cisco 2960 running 12.2(58) SE2 with four VLANs configured (10.10.10.0/24 - 10.10.40.0/24) plus one uplink on a 192.168.1.0/24 network. I have enabled ip routing and the VLANs can talk ...
0
votes
2answers
187 views

Can I use a software router to filter traffic coming from a Cisco router?

I have the following topology working but i would like to be able to filter the traffic using a software router such as Zentyal. Current [INTERNET] === [Cisco 2600] ===[Cisco Switch] === [Machines] ...
0
votes
1answer
2k views

Clients connected to Cisco router can't access to internet

I'm currently undergoing CCNa academy so I got a "job" from my boss to configure Cisco 871 router. Unfortunately we just finished first semester at academy so there are some things that I'm still ...
1
vote
1answer
319 views

DMZ config on RV082 router

We are connecting 2 offices with a dedicated point to point connection. Both offices have the Cisco RV082 router. In both offices, the routers are being used for internet on the WAN1 port. This ...
0
votes
1answer
51 views

Cisco command : route policy pass-all

I'm having some problem understanding cisco routing policy and am unable to find an answer using google. Basically am I correct to assume that the interface with these route policies applied ...
0
votes
3answers
384 views

Single-port 2600 router with 2900XL switch

I have a setup, where the single port 2600 router is in port 0/2 in the switch, outside network is on port 0/1, and the rest (0/3-0/24) should be clients for the second network that would be managed ...
1
vote
2answers
171 views

Excluding four IP's from a /32 static route

I have a Cisco ASA routing a /32 of public addresses (non RFC-1812) through a private link. When the device sees the destination address it selects the private route instead of going out over the ...
-1
votes
1answer
111 views

What is Address family command node in cisco iox [closed]

What is Address family command node in cisco iox and how can I use it?
0
votes
1answer
138 views

IPv6 routing to another interface

I'm trying to get an IPv6 enabled router to forward data from one interface to the other and I'm having issues. When following this example ...
0
votes
2answers
137 views

Routing between same network

Hi In this scenario there is point -to point serial connection between R6 and R7 , there is router R10 whose interface F0/0 is having ip address of 10.1.1.2/24 and there is a host machine (R9) ...
2
votes
1answer
366 views

Can a Private VLAN trunk also trunk normal VLANS

Imagine a topology with Switch A and Switch B trunked together. Also imagine a router on a stick attached to Switch A that routes for these VLANs. The VLANs are as follows: VLAN 1 = 10.1.1.0/24 ...
0
votes
2answers
422 views

Cisco Redirect traffic to an interface

I have a Cisco 2901 with 2 internet WAN connections, one it have a static public ip, and the other one have a ftth dial connection. I have already both configured but what i need is the following: ...
3
votes
1answer
479 views

BGP path prepended route not listed anywhere

We have a simple multi-homed setup with two routers that advertise our AS to two ISP. The second ISP (ISP B) is only used for backup when ISP A goes down, so we prepended our AS 3 times on this route. ...
1
vote
0answers
88 views

Routed port on BNT 8124 (Blade Networks/IBM switch)

How can I create a routed port on a BNT 8124? I need to create a /30 routed link between the BNT 8124 and a Cisco 4948 I have a port configured with: interface port 22 name "BNT_Routed_Link" exit ...
1
vote
1answer
203 views

Draytech Vigor 2920n 4G LTE VPN routing [closed]

I bought a Draytech Vigor 2920n router, connected a 4G USB modem to it and setup a no-ip.org account in the Dynamic DNS section. However, I can't ping my no-ip hostname from the outside. Can anyone ...
2
votes
3answers
1k views

Static-to-OSPF Route Redistribution

Is it possible to use redistribution of static-to-ospf in order to create an external OSPF route other than the type E2? Does this process only create a type 5 LSA and can any other LSA types be ...
0
votes
1answer
277 views

RIP Advertising Networks of EIGRP without Redistributing

This is the topology I have set up in my GNS3. The RIP V2 protocol of Router R2 is recognizing and advertising the two networks that are advertised in EIGRP, even though the said information should ...
2
votes
1answer
507 views

Cisco Catalyst 4500 Policy Based Routing

In order to test a new firewall I just set up I'm trying to implement policy based routing on our core switch. I want traffic from certain vlans to be routed to the new firewall while everything else ...
0
votes
2answers
157 views

VLAN across a router to give wireless access to remote sites?

I've been looking online for this answer, but getting conflicting information. I was under the impression that you couldn't use a VLAN across a router, but maybe it's possible (according to some ...
2
votes
2answers
665 views

Layer 3 switch routing

I need help moving over to using our layer 3 switch as the inter vlan routing device rather than our cisco router. I've mostly got it working but I've got stuck near the end and need some advice (I ...
0
votes
1answer
456 views

Are neighbors formed in EIGRP and OSPF always directly connected?

I always thought that neighbors formed in EIGRP were not necessarily directly connected because the only requirement for two routers to be neighbors is that they share the same Autonomous System and ...
1
vote
3answers
2k views

multiple vlans routed on one nic? trunk?General? or Access?

ok for the last week I've tried racking my head around this... I have a SRW208P with 802.1q support, and a virtual endian appliance. I would like to be able to have 3 vlans having everything routed ...
0
votes
1answer
2k views

Cisco ASA 5505 Voice/Data VLANs not pinging/routing

Hi i am very new to Cisco ASA 5000 series and have two interfaces that i would like to route between, a data network 192.168.69.0/24 and voice 192.168.70.0/24, I have addded both and can ping the ...
1
vote
2answers
197 views

What “reachability” means in a routing table?

Check this routing table track 1 ip route 10.46.52.5 255.255.255.255 reachability ip route 10.1.0.0 255.255.128.0 10.243.222.1 track 1 ip route 10.1.128.0 255.255.128.0 10.243.222.1 track 1 ip route ...
-1
votes
1answer
198 views

blocking specific dns servers

We want to block specific DNS server requests on our network. We tried null routing the DNS servers that were to be blocked, and it seems DNS requests are still getting through. Any suggestions ...