Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Tags

A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

× 35
For questions about network architecture, where it is a framework for the specification of a network's physical components and their functionality and configuration.
× 35
For questions about logging in relation to network devices. For instance, you are configuring logging on your switch or you are troubleshooting a log issue on a router.
× 34
For questions about loopback interfaces on network devices. For instance, you want to configure routing on your layer 3 switch and for that you want to configure a loopback interface.
× 33
For questions about the Session Initiation Protocol (SIP) typically used in VoIP and IP telephony.
× 33
For questions about Point-to-Point Protocol (PPP), a data link protocol typically used in establishing a direct connection between two nodes.
× 32
For questions about load balancer network devices. For instance, the Citrix Netscaler, Barracuda load balancer etc. All hardware related network devices, that function as a load balancer for a compute…
× 32
For questions about network data, where the payload is the data that is carried on behalf of an application. It is usually of variable length, up to a maximum that is set by the network protocol and s…
× 31
For questions about Wireless ad hoc Networks (WANET) or Mobile ad hoc networks (MANET), where the Ad-hoc network does not rely on a pre-existing infrastructure, such as routers in wired networks or ac…
× 31
For questions involving the IPv4 or IPv6 Forwarding Information Base (FIB).
× 31
for questions about the life of a packet *within a switch, router, or firewall chassis*. Do not use this tag for questions about traceroute, or traffic engineering.
× 31
For questions about or involving the Cisco Nexus 5000 Series. For instance, you are setting up a Nexus 5000 or troubleshooting an issue with it.
× 31
For questions about or involving private VLAN. For instance, you need to split a running VLAN into sub domains or sub-VLANs inside a VLAN.
× 31
For questions about or involving the Juniper SRX Series routers and firewall solutions. For instance, the Juniper SRX110, SRX220, SRX300 etc.
× 30
for questions regarding VPLS, the Virtual Private LAN Service, which allows ethernet-based point-to-multipoint Layer 2 VPNs to be implemented as a MPLS service.
× 30
a subsidiary of Dell Technologies and it can be used as a virtualization software for network devices. You should only use this tag in relation to on topic network…
× 30
For questions about Virtual Extensible LAN (VXLAN), where it is a proposed encapsulation protocol for running an overlay network on an existing Layer 3 infrastructure. For instance, a VM needs to be d…
× 29
For questions about or involving the Cisco 6500 series. This Core router comes in many varieties like, 6504, 6506, 6509 etc.
× 29
For questions about or involving the Cisco NX operatingsystem. For instance, you are configuring a Nexus switch or troubleshooting a problem with a MDS 9000 multilayer switch. All network devices, tha…
× 28
For questions about Syslog on network devices. For instance, you are configuring syslog on your switch or you have have problems with syslog not showing on your router.
× 28
For questions about the Network Time Protocol (NTP) on network devices, where this tag should only be used when configuring NTP on an on topic network device.
× 28
For questions about Terminal Access Controller Access-Control System (TACACS) and its variants (XTACACS, and TACACS+).
× 28
For questions about duplex on an interface spanning all on topic network devices. For instance, you are troubleshooting an issue where two devices will not negotiate the correct duplex.
× 28
For questions about network standardisation. For instance, you need to standardize your network topology and therefore need help with your configuration design for a specific network device series.
× 27
For questions about 10 Gbit BASE optics for network devices. For instance, the copper based 10GBASE-T or the optical based 10GBASE-LR. There is a wide variety of optics.
× 27
For questions about or involving the Cisco 2960 Series switches. This includes the newer versions like 2960S, 2960X and 2960XR.
× 27
For questions about Voice being transported on a computer network. Like VoIP, this tag should be used in relation to any configuration or troubleshooting that involves Voice traffic and Voice data. Re…
× 27
For questions about or involving the Cisco ASR router family. For instance, ASR1000, ASR9000 etc.
× 27
For questions about virtual interfaces on network devices. For instance, you want to bridge two interfaces on a router and want them to be in the same Layer-2 broadcast domain. In this scenario, Bridg…
× 27
For questions about or involving the network routing software suite Quagga. You should only use this tag when Quagga is installed on a dedicated server, that has been converted to a pure network devic…
× 26
a line of 1-RU switches by Cisco Systems.
× 26
For questions about the VLAN Trunking Protocol
× 26
For questions about Autonegotiation in a network perspective, where Autonegotiation is an Ethernet procedure by which two connected devices choose common transmission parameters, such as speed, duplex…
× 26
L2TP (Layer Two Tunneling Protocol) extends the PPP model by allowing the L2 and PPP endpoints to reside on different devices interconnected by a packet-switched network. Use this tag for questions a…
× 26
For questions about Frame Relay. For instance, you have a location in a rural area, where no other connection is possible, therefore you want to setup a Frame Relay connection and need help configurin…
× 25
transmitter/receiver pairs that are required for a physical network interface. Most often the term is used for modular transceivers (SFP, SFP+, QSFP, GBIC, XFC, ...).
× 25
For questions about the packet capturing dump file (pcap format) used in a variety of applications like Wireshark, tcpdump and WinPcap. Use this tag when you have questions about a capture from an on …