Cisco CISCO878-K9-RF | 878 G.SHDSL 4 x 10/100Base-TX LAN + 1 x WAN + 1 x ISDN BRI WAN Integrated Services Router

Here are 12 technical specs for the Cisco 878 Integrated Services Router:

1. Network standards: IEEE 802.3, IEEE 802.3u, ITU G.992.1 (G.SHDSL), ITU G.992.3 (ADSL2+), ITU G.992.5 (ADSL2+)
2. WAN interface: 1 x G.SHDSL, 1 x ISDN BRI
3. LAN interfaces: 4 x 10/100Base-TX
4. Routing protocols: RIP-1, RIP-2, static IP routing
5. Network protocols: DHCP, DNS, ICMP, NAT, PPPoE, PPTP, TCP/IP
6. VPN support: IPSec, PPTP, L2TP
7. Firewall protection: Stateful Packet Inspection (SPI), access control lists (ACLs)
8. Quality of Service (QoS): 802.1p LAN prioritization, IP Precedence, DiffServ
9. Management protocols: SNMP, Telnet, HTTP, HTTPS, SSH
10. Power supply: External AC adapter
11. Dimensions: 9.5 x 7.5 x 1.9 in. (241 x 190 x 48 mm)
12. Weight: 2.2 lbs. (1 kg)

Helpful notes:
1. The Cisco 878 is a versatile router that can support both DSL and ISDN connections.
2. With its built-in firewall and VPN support, the Cisco 878 provides secure connectivity for small businesses.
3. The router's QoS capabilities help prioritize network traffic to ensure that critical applications receive the necessary bandwidth.