Product Model: C921J-4P
Retail Price: US$0
Email Us To Get Special Price Now: [email protected]
C921J-4P is the Cisco 921J Gigabit Ethernet security router with external power supply for Japan only. Cisco® 900J Series Integrated Services Routers (ISRs) combine Internet access, comprehensive security, and wireless services in a single high-performance device that is easy to deploy and manage. They are well suited for deployment as Customer Premises Equipment (CPE) in enterprise small branch offices and in service provider managed-service environments. The C921J-4P supported only on Cisco IOS Software Release 15.8(3)Mb and later.
Quick Spec
Table 1 shows the quick spec.
|
Model |
C921J-4P |
|
Description |
Cisco 921J Gigabit Ethernet security router with external power supply for Japan only |
|
WAN interfaces |
2 ports Gigabit Ethernet (GE) |
|
LAN interfaces |
4-port 10/100/1000-Mbps managed switch |
|
Integrated USB 2.0 |
Yes |
|
Default and maximum DRAM |
Default 1 GB |
|
Default and maximum flash memory |
2 GB; not upgradable |
|
Dimension |
1.10 x 8.50 x 6.50 in. (2.80 x 21.59 x 16.51 cm) (includes rubber feet) |
Product Detail
Figure 1 shows the ports of C921J-4P.
Note：
|
① |
#6-32 Ground screw |
⑨ |
GE LAN port |
|
② |
Power button |
⑩ |
GE LAN port |
|
③ |
12VDC input |
⑪ |
GE LAN port |
|
④ |
Reset button |
⑫ |
GE WAN port |
|
⑤ |
System LED |
⑬ |
Console port |
|
⑥ |
USB2.0 port |
⑭ |
Kensington Lock |
|
⑦ |
GE LAN port |
⑮ |
VPN LED |
|
⑧ |
GE LAN port |
|
|
Compare to Similar Item
Table 2 shows the comparison.
|
Model |
C921-4P |
C921J-4P |
|
Description |
Cisco 921 Gigabit Ethernet security router with internal power supply |
Cisco 921J Gigabit Ethernet security router with external power supply for Japan only |
|
WAN interfaces |
1 port GE and 1 VADSL (Annex B/J) |
2 ports Gigabit Ethernet (GE) |
|
LAN interfaces |
4-port GE managed switch |
4-port 10/100/1000-Mbps managed switch |
|
Integrated USB 2.0 |
Yes |
Yes |
|
Default and maximum DRAM |
Default 1 GB |
Default 1 GB |
|
Default and maximum flash memory |
2 GB; not upgradable |
2 GB; not upgradable |
Get More Information
Do you have any question about the C921J-4P
Contact us now via Live Chat or [email protected].
Specification
C921J-4P Datasheet
C921J-4P Specification |
|
|
Description |
Cisco 921J Gigabit Ethernet security router with external power supply for Japan only |
|
WAN interfaces |
2 ports Gigabit Ethernet (GE) |
|
LAN interfaces |
4-port 10/100/1000-Mbps managed switch |
|
Integrated USB 2.0 |
Yes |
|
Cisco IOS Software |
|
|
IP and IP services |
● Routing Information Protocol Versions 1 and 2 (RIPv1 and RIPv2) ● Generic Routing Encapsulation (GRE) and multipoint GRE (MGRE) ● Cisco Express Forwarding ● Standard 802.1d Spanning Tree Protocol ● Layer 2 Tunneling Protocol (L2TP) ● L2TP Version 3 (L2TPv3) ● Network Address Translation (NAT) ● Dynamic Host Configuration Protocol (DHCP) server, relay, and client ● Dynamic DNS ● DNS Proxy ● DNS Spoofing ● Access Control Lists (ACLs) ● IPv4 and IPv6 multicast ● Open Shortest Path First (OSPF) ● Border Gateway Protocol (BGP) ● Performance Routing (PfR) ● Enhanced Interior Gateway Routing Protocol (EIGRP) ● Virtual Route Forwarding (VRF) Lite ● Next Hop Resolution Protocol (NHRP) ● Bidirectional Forwarding Detection (BFD) ● Web Cache Communication Protocol (WCCP)
|
|
Switch features |
● Auto Media Device In/Media Device Cross Over (MDI-MDX) ● 25 802.1Q VLANs ● MAC filtering ● Four-port 802.3af and Cisco compliant PoE ● Switched Port Analyzer (SPAN) ● Storm control ● Smart ports ● Secure MAC address ● Internet Group Management Protocol Version 3 (IGMPv3) snooping ● 802.1X |
|
Security features |
Secure connectivity: ● Secure Sockets Layer (SSL) VPN for secure remote access ● Hardware-accelerated DES, 3DES, AES 128, AES 192, and AES 256 ● Public-Key-Infrastructure (PKI) support ● 50 IPsec tunnels ● Cisco Easy VPN client and server ● NAT transparency ● Dynamic Multipoint VPN (DMVPN) ● Tunnel-less Group Encrypted Transport VPN (GET VPN) ● VRF-aware IPsec ● IPsec over IPv6 ● Adaptive control technology ● Session Initiation Protocol (SIP) application-layer gateway ● Cisco IOS Firewall: ◦ Zone-based policy firewall ◦ VRF-aware stateful inspection routing firewall ◦ Stateful inspection transparent firewall ● Advanced application inspection and control ● Secure HTTP (HTTPS), FTP, and Telnet Authentication Proxy ● Dynamic and static port security ● Firewall stateful failover ● VRF-aware firewall ● Cisco IOS Software black and white lists ● Integrated threat control: ◦ Intrusion Prevention System (IPS) ● Control plane policing ● Flexible packet matching ● Network foundation protection |
|
Quality of Service (QoS) |
● Low-Latency Queuing (LLQ) ● Weighted Fair Queuing (WFQ) ● Class-Based WFQ (CBWFQ) ● Class-Based Traffic Shaping (CBTS) ● Class-Based Traffic Policing (CBTP) ● Policy-Based Routing (PBR) ● Class-Based QoS MIB ● Class of service (CoS)-to-differentiated services code point (DSCP) mapping ● Class-Based Weighted Random Early Detection (CBWRED) ● Network-Based Application Recognition (NBAR) ● Link fragmentation and interleaving (LFI) ● Resource Reservation Protocol (RSVP) ● Real-Time Transport Protocol (RTP) header compression (cRTP) ● Differentiated Services (DiffServ) ● QoS preclassify and prefragmentation ● Hierarchical QoS (HQoS) |
|
Management |
● Cisco Configuration Professional ● Cisco Configuration Express ● Cisco Configuration Engine support ● Cisco AutoInstall ● Cisco IP Service-Level Agreement (IP SLA) ● Cisco IOS Embedded Event Manager (EEM) ● CiscoWorks ● Cisco Security Manager ● Telnet, Simple Network Management Protocol Version 3 (SNMPv3), Secure Shell (SSH) Protocol, command-line interface (CLI), and HTTP management ● RADIUS and TACACS+ ● Cisco Next Generation Plug-and-Play (NG PnP) Protocol |
|
High availability |
● Virtual Router Redundancy Protocol (VRRP) (RFC 2338) ● HSRP ● MHSRP |
|
Metro Ethernet |
● Ethernet OA&M ● Ethernet Local Management Interface (E-LMI) ● IP SLA for Ethernet |
|
IPv6 |
● IPv6 addressing architecture ● IPv6 name resolution ● IPv6 statistics ● IPv6 translation: Transport packets between IPv6-only and IPv4-only endpoints (NAT-Protocol Translation) ● Internet Control Message Protocol Version 6 (ICMPv6) ● IPv6 DHCP ● OSPFv3 ● BGP4+ ● IPv6 path maximum transmission unit (PMTU) ● IPv6 neighbor discovery ● IPv6 stateless address autoconfiguration (SLAAC) ● IPv6 multicast routing |
|
Application visibility and control |
● NBAR2 ● Flexible NetFlow (FNF) ● Performance Agent |
|
Number of recommended users |
● 50 |
|
Default and maximum DRAM |
● Default 1 GB |
|
Default and maximum flash memory |
● 2 GB on all Cisco 900J Series ISR models; not upgradable |
|
WAN |
● Refer to Table 2 for details |
|
LAN switch |
● Refer to Table 2 for details |
|
Separate console ports |
● RJ-45 |
|
USB 2.0 |
● One USB 2.0 Type A port available |
|
Physical dimensions and weight |
Weight: 2.04 lb (0.924 kg) maximum Product dimensions: ● H x W x D = 1.10 x 8.50 x 6.50 in. (2.80 x 21.59 x 16.51 cm) (includes rubber feet) |
|
External power supply |
Power specifications: ● External power supply ● AC input voltage: Universal 100 to 240 VAC ● Frequency: 50 to 60 Hz ● Maximum output power: 18W ● Output voltages: 12 VDC |
|
Approvals and compliance |
Safety: ● IEC 60950-1, 2nd Edition with Amendment 1 and Amendment 2 with Japan national deviations Emissions: ● 47 CFR Part 15: 2006 ◦ CISPR22: 2005 ◦ EN300386: V1.3.3: 2005 ◦ EN55022: 2006 ◦ EN61000-3-2: 2000 [+ amd 1 & 2] ◦ EN61000-3-3: 1995 [+ amd 1: 2001] ◦ ICES-003 Issue 4: 2004 ◦ KN 22: 2005 ● VCCI: V-3/2006.04 Immunity: ● CISPR24: 1997 [+ amd 1 & 2] ◦ EN300386: V1.3.3: 2005 ◦ EN50082-1: 1992 ◦ EN50082-1: 1997 ◦ EN55024: 1998 [+ amd 1 & 2] ◦ EN61000-6-1: 2001 |
|
Environmental operating range |
● Nonoperating temperature: -40° to 158°F (-40° to 70°C) ● Nonoperating humidity: 5% to 95% relative humidity (noncondensing) ● Nonoperating altitude: 0 to 15,000 ft (0 to 4570 m) ● Operating temperature: 0° to 45°C (de-rate 1°C per 1000-ft increase in altitude) ● Operating humidity: 5% to 95% relative humidity (noncondensing) ● Operating altitude: 0 to 10,000 ft (0 to 3000 m) |