Cisco 2951. Standar jaringan: IEEE 802.1Q, IEEE 802.1ag, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ah, IEEE 802.3u, Tipe antarmuka ethernet: Gigabit Ethernet, Teknologi pengkabelan: 10/100/1000Base-T(X). Protokol routing: BGP, EIGRP, OSPF, Protokol pengelolaan: CBWFQ, WRED, PBR, PfR, NBAR, SOAP, EEM, PSLA, SNMP, RMON, Syslog, NetFlow, TR-069, LMS, GOLD, NCM, Protokol yang didukung: IPv4, IPv6, IS-IS, IGMPv3, PIM SM, SSM, DVMRP, IPSec, GRE, BVD, MPLS, L2TPv3, PPP, MLPPP, MLFR,.... Algoritme keamanan: 3DES, AES, WPA, Keamanan firewall: Cisco IOS. Memori flash: 768 MB, Memori internal: 4096 MB, Keselamatan: UL 60950-1, CAN/CSA C22.2 No. 60950-1, EN 60950-1, AS/NZS 60950-1, IEC 60950-1. Warna produk: Hitam, Kapasitas rak: 2U