Development and manufacturing of telecommunication equipment

Service gateway ESR-10

  •  The solution for small and mid-sized offices
  •  FXS ports for analogue phone connection
  •  FXO port for connection redundancy
  •  Firewall and router functionality
Functional area
ESR-10 service routers are designed to use in corporate networks for small and mid-sized offices connection. 
The Firewall and router functionality provides security of different types of Internet connection. 

Diagram of application in corporate network


VPN Server
  • L2TP
  • PPTP
  • OpenVPN
  • GRE
  • IPIP
  • L2TPv3
L2 functions
  • Packet switching (bridging)
  • LAG/LACP  802.3ad
  • VLAN 802.1Q
L3 functions (IPv4/IPv6)
  • SNAT, DNAT, Static NAT addresses translation (IPv4 only)
  • Static routes
  • Dynamic Routing protocols: RIPv2, OSPFv2, BGP, OSPFv3
  • VRF Lite
  • PBR 
  • Prefix-List
IP addressing management (IPv4/IPv6)
  • Static addresses
  • DHCP client
  • Embedded DHCP server
  • DHCP Relay
Quality of Service (QoS)
  • Up to 8 priority queues on port
  • L2 and L3 traffic prioritization (802.1p, DSCP, IP Precedence)
  • RED, GRED queue overload management
  • Port Priority Assignment, VLAN
  • Priority remarking means
  • Policing
  • Bandwidth shaping
  • Hierarchical QоS
  • Session marking
Network reliability means
  • VRRP v2,v3
  • Load balancing on WAN interfaces, data flow redirection
Network security functions
  • Network interfaces zoning
  • Zone isolation, Firewall, data filtering rules
  • IPsec - encrypted tunnel
  • Encryption of connections (DES, 3DES, AES, Blowfish, Camellia)
  • Message authentications (MD5, SHA-1, SHA-2)
  • Access Control Lists (ACL) based on MAC, IP
Monitoring and management
  • Standard SNMP MIB support
  • Access level management
  • Authentication via local user database, RADIUS, TACACS+, LDAP.
  • Protection from configuration errors, configuration recovery. Reset configuration to default settings. 
  • CLI management interfaces
  • Syslog
  • System resources usage monitor
  • ping, traceroute (IPv4/IPv6)
  • Software updating, upload and download of configuration via TFTP, SCP, FTP
  • NTP
  • Netflow v5/v9/v10
  • Local management - console RS-232
  • Remote management (IPv4/IPv6) - Telnet, SSH
Physical characteristics and environment conditions
  • Power supply source:  220V+-20%, 50 Hz AC
  • Max. power consumption: 9 W
  • Operating temperature from 0 to +40°С
  • Storage temperature from -40 to +70°С
VoIP protocols
  • SIP
Voice codecs
  • G.711  a-law, µ-law
  • G.723.1
  • G.729 (A/B)
Fax transmission
  • T.38 UDP Real-Time Fax
  • a-law, µ-law G.711 pass-through
Voice standards
  • VAD (Voice Activity Detection)
  • CNG (Comfort Noise Generation)
  • AEC (echo cancellation, G.165, G.168 recommendations)
  • DTMF Signal detection and generation
  • Transmission by INBAND, RFC 2833, SIP INFO 
Value Added Services
  • Call Hold
  • Call Transfer
  • Call Waiting
  • Call Forwarding on Busy (CFB)
  • Call Forwarding on no Reply (CFNR)
  • Call Forwarding Unconditional (CFU)
  • Caller ID
  • Caller ID Restriction (CLIR)
  • Hotline/Warmline
  • Call Group
  • 3-Way conference
VoIP features
  • Inner connection switching
  • Operation without SIP server
  • Flexible numbering plan
  • Port configuration profiles
  • Settings apply without a reboot
  • IMS (3GPP TS 24.623) support for Hold, CW, 3Way-conference, Hotline service management 
Quality of Service (QoS)
  • Diffserv and 802.1p assignment for SIP and RTP packets;
  • Ingress traffic prioritization according to DSCP and 802.1p 
Types of connections
  • Static IP address
  • DHCP client