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            Module MR-17G4
            
        
        
            Product designation
            
            
    
    
    Module MR-17G4 is designed to be installed on the universal multipurpose SG-17R platform as E1 channel-forming equipment.
        
        
         Sections:
          
    
        
        Technical characteristics
        
        
    
    
    - E1 interface parameters 	
- Number of ports: %%количество портов на модуле%% RJ-45 Balanced 
 - Number of wires per line: 4 (2 pairs) 
 - Linear code  (ITU-T G.703): HDB3, AMI 
 - Data transfer rate: Nx64 Kbit/sec, N=1:32, for each Е1 interface (64:2048 Kbit/sec with the pace 64 Kbit/sec) 
 - Communication line length via E1, km: 2,4 (for 0.5 mm cable), 1.6 (for 0.4mm cable) 
 - Cyclic structure (framing): G.704 
 - Supercycle (superframe): CRC4, CAS 
 - Switching off the cycle structure (unframed mode): available 
 - Connector type: RJ-45 (socket)
 
  - System interface parameters	
-  Electric butting type: PCI
 - Bus-Master mode: available (for routing mode)
 
  - Operating modes
- Data multiplexing  - TDM: available (for all E1 channels)
 - Data routing: available (%%количество портов для маршрутизации%% for all E1 channels)
 - Max number of modules installed  on  SG-17R-1RU-CP1-4ETH base platform in routing mode: 3
 - Max number of the modules installed on SG-17R-1RU-CP2-3SFP base platform in routing mode – TDM:  4
 - Max number of the modules installed on SG-17R* base platform in multiplexing mode – TDM: 4
 
  - Other characteristics	
- Module  size (with the lath):
- height, mm: 20
 - width, mm: 164
 - depth, mm: 125
 
  - Weight, g: %%масса%%
 - Power consumption, W: %%потребление%%
 
  - Service conditions 
- Installed on SG-17R base platform
 - Air temperature: 10 – 40°С
 - Relative humidity:  up to 85% 
 - Air pressure: 84 – 107 kPa
 
  
   
        
        
    
    
    
        Usage examples
        
    Uniting Ethernet networks over several pairs using different interfaces: SHDSL, E1, RS232 
    
     
    
    
        Usage example description Purpose: uniting two Ethernet networks to reach full output in the link by using the bonding mode. In this scheme SG-17R provides either internetwork connection between two Ethernet groups with routing rules or bridge link with shared addressing of the networks united. Transfer rate over each pair reaches 14080 kbit/s. Different transfer rate may be set up in different pairs. It is important that even if on one of the pairs there is a link loss, the performance of the channel does not fail. Up to 6 pairs may be simultaneously linked to a single SG-17R device for SHDSL links based on SG-17R-1RU-CP1-4ETH platform. Up to 8 pairs may be simultaneously linked to a single SG-17R device for SHDSL links based on SG-17R-1RU-CP2-3SFP platform. Besides, in the bonding mode it is possible to unite any kind of channel-forming equipment, through which IP-traffic is transferred: E1, RS-232. Both Ether-HDLC and PPP-multilink may be chosen as protocols.   
    
    Using in usage example products and product groups (
        
        
            
             SG-17R-1RU-CP1-4ETH/220VAC-W1 base platform, 
        
            
             SG-17R-1RU-CP1-4ETH/DC base platform, 
        
            
             SG-17R-1RU-CP2-3SFP/220VAC-W1 base platform
        
        ), 
    
         (
        
        
            
             Module MR-17G1, 
        
            
             Module  MR-17G2, 
        
            
             Module MR-17G4, 
        
            
             Module MR-17G8
        
        ), 
    
         (
        
        
            
             Module MR-17H1, 
        
            
             Module MR-17H1P2, 
        
            
             Module MR-17H2, 
        
            
             Module MR-17H2P2
        
        ), 
    
         (
        
        
            
             Module MR-17S2C, 
        
            
             Module MR-17S2T, 
        
            
             Module MR-17S4C, 
        
            
             Module MR-17S4T
        
        )
    
    
     Uniting Ethernet networks over E1 channels with VLAN-assisted traffic isolation 
    
     
    
    
        Usage example description  Purpose: splitting the users’ traffic in the shared physical medium of data transfer. The SG-17R device supporting VLAN technology allows uniting LAN 1 and LAN 2 networks independently. Up to 4 Ethernet networks may be simultaneously linked to a single SG-17R. Each Ethernet port may be set up so as to transfer either the whole traffic or single packets with a certain VLAN number. Single E1 module (MR-17G*) may feature up to 8 ports. Single SG-17R device may feature up to 32 E1 channels.  
  
    
    Using in usage example products and product groups (
        
        
            
             SG-17R-1RU-CP1-4ETH/220VAC-W1 base platform, 
        
            
             SG-17R-1RU-CP1-4ETH/DC base platform, 
        
            
             SG-17R-1RU-CP2-3SFP/220VAC-W1 base platform
        
        ), 
    
         (
        
        
            
             Module MR-17G1, 
        
            
             Module  MR-17G2, 
        
            
             Module MR-17G4, 
        
            
             Module MR-17G8
        
        )
    
    
     Uniting networks for "E1 + Ethernet" transmission over several pairs using SHDSL
    
     
    
    
        Usage example description Purpose: simultaneous IP and TDM transfer of mixed traffic over DSL links. As the transfer rate over single pair may reach 14080 kbit/s, up to 6 E1/G.703 ports may be linked to a single SG-17R for single-pair transfer. Up to 3 E1 modules may be installed, only one DSL module used.  One E1 module (MR-17G*) may feature up to 8 ports. Single SG-17R device may feature up to 6 pairs. There is an option to aggregate the surplus of the Ethernet bands from different pairs into a single logical channel. Another option is to arrange traffic isolation among networks by means of VLAN.  
    
    Using in usage example products and product groups (
        
        
            
             SG-17R-1RU-CP1-4ETH/220VAC-W1 base platform, 
        
            
             SG-17R-1RU-CP1-4ETH/DC base platform, 
        
            
             SG-17R-1RU-CP2-3SFP/220VAC-W1 base platform
        
        ), 
    
         (
        
        
            
             Module MR-17G1, 
        
            
             Module  MR-17G2, 
        
            
             Module MR-17G4, 
        
            
             Module MR-17G8
        
        ), 
    
         (
        
        
            
             Module MR-17H1, 
        
            
             Module MR-17H1P2, 
        
            
             Module MR-17H2, 
        
            
             Module MR-17H2P2
        
        )
    
    
        
         
        
    
    
    
    
    
        
        Supported products
        
            The product can be used with the following products:
            
            
        Certificates
        
        
    
    
    The Module MR-17G4 holds the “Declaration of conformity” issued by the Federal Communications Agency of the Russian Federation on November 8, 2008, №DTS-2558.  
    
    
    Price and warranty
    
    Warranty
    
    5
    
    
    
        years
    
    
        
        
         Price
        
            
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